UCL225200超声波液位传感器说明书_图文

1、Warranty, Service & RepairWARRANTYUCL-520 Two-WireUltrasonic Level Transmitter Owners ManualVersion C© 2008 Gems Inc.All rights reserved.Manual # 226009IP 67Gems WarrantyGems warrants to the original purchaser of its products that such products will be free from defects in material and work

2、manship under normal use and service for a period which is equal to the shorter of one year from the date of purchase of such products or two years from the date of manufac-ture of such products.This warranty covers only those components of the products which are non-moving and not subject to normal

3、 wear. Moreover, products which are modified or altered, and electrical cables which are cut to length during installation are not covered by this warranty.Gems obligation under this warranty is solely and exclusively limited to the repair or replacement, at Gems option, of the products (or componen

4、ts thereof which Gems examination proves to its satisfaction to be defective. Gems SHALL HAVE NO OBLIGATION FOR CONSEQUENTIAL DAMAGES TO PERSONAL OR REAL PROPERTY, OR FOR INJURY TO ANY PERSON.This warranty does not apply to products which have been subject toimproper use, accident, negligence, abuse

5、 or misuse. Abuse shall be assumed when indicated by electrical damage to relays, reed switches or othercomponents. The warranty does not apply to products which are damaged during shipment back to Gems factory or designated service center or are returned without the original casing on the products.

6、 Moreover, this warranty becomes immediately null and void if anyone other than service personnel authorized by Gems attempts to repair the defective products.Equipment sold by Gems Sensors Inc. not intended for use in a nuclearinstallation, nor shall it be used as a “Basic Component” as same as def

7、ined under Part 21, Title 10 of the Code of Federal Regulations. In the event of such use, you agree to indemnify and hold us harmless from any and all subsequent liabilities and responsibilities which might arise in connection with such use.Return PolicyReturns are accepted on stock items up to 30

8、days from date of order.You must contact our Returns Department for a Return Authorization (RA number. Return the goods freight prepaid in the original container and include original packing slip. C. O. D. returns are not accepted. Gems reserves the right to apply restocking charges.Gems further res

9、erves the right to unilaterally waive this warranty and to dispose of any product returned to Gems where:a. There is evidence of a potentially hazardous material present with or on the product.b. The product has remained unclaimed at Gems for longer than 30 days after dutifully requesting dispositio

10、n of the product from the Customer.THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE OF THIS WARRANTY. This warranty and the obligations and li-abilities of Gems under it are exclusive and instead of, and the original purchaser hereby waives all other remedies, warranties, guar

11、antees or liabilities, express or implied. EXCLUDED FROM THIS WARRANTY IS THE IMPLIED WARRANTY OF FITNESS OF THE PRODUCTS FOR A PARTICULAR PURPOSE OR USE AND THE IMPLIED WARRANTY OF MERCHANTABILITY OF THE PRODUCTS.Important Points: Gems products must be maintained and installed in strict accordance

12、with the National Electrical Code and the applicable Gems product instruction Bul-letin that covers installation, operation and proper maintenance. Failure to observe this information may result in serious injury or damages. The supply voltage to the sensor should not exceed 36 VDC, Max. Please adhe

13、re to the pressure and temperature limitations shown. These limitations must not be exceeded. These pressures and temperatures take into consideration possible system surge pressures/temperatures and their frequencies. Selection of materials for compatibility with the media is critical to the life a

14、nd operation of Gems products. Take care in the proper selection of materials of construction, testing is required. Avoid over tightening when mounting. Life expectancy of switch contacts varies with application. Contact Gems if life cycle testing is required. Ambient temperature changes do affect s

15、witch set points, since the gravity of a liquid can vary with temperature. Our sensors have been designed to resist shock and vibration. However, shock and vibration should be minimized. Electrical entries and mounting points in an enclosed tank may require liquid/vapor sealing. Our sensors must not